Affiliation: | aResearch Laboratory, Nordland Hospital, Bodø, Norway;bDivision of Internal Medicine, Nordland Hospital, Bodø, Norway;cLaboratory of Protein Chemistry, Department of Pathology and Laboratory Medicine, University of Pennsylvania, Philadelphia, Pennsylvania;dInstitute of Immunology, Oslo University Hospital, University of Oslo, Oslo, Norway;eInstitute of Medical Biology, University of Tromsø, Tromsø, Norway;fInstitute of Clinical Medicine, University of Tromsø, Tromsø, Norway |